266078948 has 12 divisors (see below), whose sum is σ = 466502652. Its totient is φ = 132792480.

The previous prime is 266078903. The next prime is 266078959. The reversal of 266078948 is 849870662.

It can be written as a sum of positive squares in 2 ways, for example, as 195384484 + 70694464 = 13978^2 + 8408^2 .

It is a junction number, because it is equal to n+sod(n) for n = 266078896 and 266078905.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59315 + ... + 63642.

It is an arithmetic number, because the mean of its divisors is an integer number (38875221).

Almost surely, 2^266078948 is an apocalyptic number.

It is an amenable number.

266078948 is a deficient number, since it is larger than the sum of its proper divisors (200423704).

266078948 is a wasteful number, since it uses less digits than its factorization.

266078948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123502 (or 123500 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 266078948 is about 16311.9265569705. The cubic root of 266078948 is about 643.1863784779.

The spelling of 266078948 in words is "two hundred sixty-six million, seventy-eight thousand, nine hundred forty-eight".